open source
Behind the scenes of cURL with its founder: Releases, updates, and security
In this Help Net Security interview, Daniel Stenberg, lead developer od cURL, discusses how the widely used tool remains secure across billions of devices, from cloud services …
Rayhunter: EFF releases open-source tool to detect cellular spying
The Electronic Frontier Foundation (EFF) has released Rayhunter, a new open-source tool designed to detect cell site simulators (CSS). These devices, also known as IMSI …
Self-replicating worm hits 180+ npm packages in (largely) automated supply chain attack
A potentially monumental supply chain attack is underway, thanks to a self-replicating worm-like payload that has been compromising packages published on the npm Registry. The …
Phishing campaign targets Rust developers
Developers publishing crates (binaries and libraries written in Rust) on crates.io, Rust’s main public package registry, have been targeted with emails echoing the recent npm …
Arkime: Open-source network analysis and packet capture system
Arkime is an open-source system for large-scale network analysis and packet capture. It works with your existing security tools to store and index network traffic in standard …
Garak: Open-source LLM vulnerability scanner
LLMs can make mistakes, leak data, or be tricked into doing things they were not meant to do. Garak is a free, open-source tool designed to test these weaknesses. It checks …
Linux Kernel Runtime Guard hits 1.0.0 with major updates and broader support
The Linux Kernel Runtime Guard (LKRG) is a kernel module that checks the Linux kernel while it’s running. It looks for signs of tampering and tries to catch attempts to …
InterceptSuite: Open-source network traffic interception tool
InterceptSuite is an open-source, cross-platform network traffic interception tool designed for TLS/SSL inspection, analysis, and manipulation at the network level. …
Can AI agents catch what your SOC misses?
A new research project called NetMoniAI shows how AI agents might reshape network monitoring and security. Developed by a team at Texas Tech University, the framework brings …
AIDEFEND: Free AI defense framework
AIDEFEND (Artificial Intelligence Defense Framework) is an open knowledge base dedicated to AI security, providing defensive countermeasures and best practices to help …
Hottest cybersecurity open-source tools of the month: August 2025
This month’s roundup features exceptional open-source cybersecurity tools that are gaining attention for strengthening security across various environments. Buttercup: …
Kopia: Open-source encrypted backup tool for Windows, macOS, Linux
Kopia is an open-source backup and restore tool that lets you create encrypted snapshots of your files and store them in cloud storage, on a remote server, on network-attached …